

<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8">
        <title>功能演示二 - 上传组件</title>
        <meta name="renderer" content="webkit">
        <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
        <meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, user-scalable=0">
        <link rel="stylesheet" href="../../../layui/layui/css/layui.css" media="all">
        <link rel="stylesheet" href="../../../layui/style/admin.css" media="all">
    </head>
    <body>

        <div class="layui-card layadmin-header">
            <div class="layui-breadcrumb" lay-filter="breadcrumb">
                <a lay-href="">主页</a>
                <a><cite>组件</cite></a>
                <a><cite>上传组件</cite></a>
                <a><cite>功能演示二</cite></a>
            </div>
        </div>

        <div class="layui-fluid">
            <div class="layui-row layui-col-space15">
                <div class="layui-col-md12">
                    <div class="layui-card">
                        <div class="layui-card-header">选完文件后不自动上传</div>
                        <div class="layui-card-body">
                            <div class="layui-upload">
                                <button type="button" class="layui-btn layui-btn-normal" id="test-upload-change">选择文件</button>
                                <button type="button" class="layui-btn" id="test-upload-change-action">开始上传</button>
                            </div>
                        </div>
                    </div>
                </div>

                <div class="layui-col-md12">
                    <div class="layui-card">
                        <div class="layui-card-header">拖拽上传</div>
                        <div class="layui-card-body">
                            <div class="layui-upload-drag" id="test-upload-drag">
                                <i class="layui-icon"></i>
                                <p>点击上传，或将文件拖拽到此处</p>
                            </div>
                        </div>
                    </div>
                </div>

                <div class="layui-col-md12">
                    <div class="layui-card">
                        <div class="layui-card-header">高级应用：制作一个多文件列表</div>
                        <div class="layui-card-body">
                            <div class="layui-upload">
                                <button type="button" class="layui-btn layui-btn-normal" id="test-upload-testList">选择多文件</button> 
                                <div class="layui-upload-list">
                                    <table class="layui-table">
                                        <thead>
                                            <tr><th>文件名</th>
                                                <th>大小</th>
                                                <th>状态</th>
                                                <th>操作</th>
                                            </tr></thead>
                                        <tbody id="test-upload-demoList"></tbody>
                                    </table>
                                </div>
                                <button type="button" class="layui-btn" id="test-upload-testListAction">开始上传</button>
                            </div> 
                        </div>
                    </div>
                </div>

                <div class="layui-col-md12">
                    <div class="layui-card">
                        <div class="layui-card-header">绑定原始文件域</div>
                        <div class="layui-card-body">
                            <input type="file" name="file" id="test-upload-primary">
                        </div>
                    </div>
                </div>

            </div>
        </div>

        <script src="../../../layui/layui/layui.js"></script>  
        <script>
            layui.config({
                base: '../../../layuiadmin/' //静态资源所在路径
            }).extend({
                index: 'lib/index' //主入口模块
            }).use(['index', 'upload'], function () {
                var $ = layui.jquery
                        , upload = layui.upload;

                //选完文件后不自动上传
                upload.render({
                    elem: '#test-upload-change'
                    , url: '/upload/'
                    , auto: false
                            //,multiple: true
                    , bindAction: '#test-upload-change-action'
                    , done: function (res) {
                        console.log(res)
                    }
                });

                //拖拽上传
                upload.render({
                    elem: '#test-upload-drag'
                    , url: '/upload/'
                    , done: function (res) {
                        console.log(res)
                    }
                });

                //多文件列表示例
                var demoListView = $('#test-upload-demoList')
                        , uploadListIns = upload.render({
                            elem: '#test-upload-testList'
                            , url: '/upload/'
                            , accept: 'file'
                            , multiple: true
                            , auto: false
                            , bindAction: '#test-upload-testListAction'
                            , choose: function (obj) {
                                var files = this.files = obj.pushFile(); //将每次选择的文件追加到文件队列
                                //读取本地文件
                                obj.preview(function (index, file, result) {
                                    var tr = $(['<tr id="upload-' + index + '">'
                                                , '<td>' + file.name + '</td>'
                                                , '<td>' + (file.size / 1014).toFixed(1) + 'kb</td>'
                                                , '<td>等待上传</td>'
                                                , '<td>'
                                                , '<button class="layui-btn layui-btn-mini test-upload-demo-reload layui-hide">重传</button>'
                                                , '<button class="layui-btn layui-btn-mini layui-btn-danger test-upload-demo-delete">删除</button>'
                                                , '</td>'
                                                , '</tr>'].join(''));

                                    //单个重传
                                    tr.find('.test-upload-demo-reload').on('click', function () {
                                        obj.upload(index, file);
                                    });

                                    //删除
                                    tr.find('.test-upload-demo-delete').on('click', function () {
                                        delete files[index]; //删除对应的文件
                                        tr.remove();
                                        uploadListIns.config.elem.next()[0].value = ''; //清空 input file 值，以免删除后出现同名文件不可选
                                    });

                                    demoListView.append(tr);
                                });
                            }
                            , done: function (res, index, upload) {
                                if (res.code == 0) { //上传成功
                                    var tr = demoListView.find('tr#upload-' + index)
                                            , tds = tr.children();
                                    tds.eq(2).html('<span style="color: #5FB878;">上传成功</span>');
                                    tds.eq(3).html(''); //清空操作
                                    return delete this.files[index]; //删除文件队列已经上传成功的文件
                                }
                                this.error(index, upload);
                            }
                            , error: function (index, upload) {
                                var tr = demoListView.find('tr#upload-' + index)
                                        , tds = tr.children();
                                tds.eq(2).html('<span style="color: #FF5722;">上传失败</span>');
                                tds.eq(3).find('.test-upload-demo-reload').removeClass('layui-hide'); //显示重传
                            }
                        });

                //绑定原始文件域
                upload.render({
                    elem: '#test-upload-primary'
                    , url: '/upload/'
                    , done: function (res) {
                        console.log(res)
                    }
                });

            });
        </script>
    </body>
</html>